1. Protein Synthesis Review

2. Is a Nucleic Acid
DNA
RNA
Both
[Default]
[MC Any]
[MC All]

3. Answer:
C- both because the NA stands for Nucleic Acid

4. C goes with G replication transcription Translation All the above
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[MC Any]
[MC All]

5. Answer D- All of the above
Because C pairs with G in both DNA and RNA (transcription & translation)

6. In eukaryotic cells, the process indicated by arrow A occurs in the —
cytoplasm
ribosome
nucleus
cell membrane
[Default]
[MC Any]
[MC All]

7. Answer A
In the diagram DNA is changing to mRNA and this can only occur in the nucleus because DNA can not leave the nucleus

8. RNA and DNA are which type of organic compound?
carbohydrate
lipid
protein
nucleic acid
[Default]
[MC Any]
[MC All]

9. Answer D
The NA stands for Nucleic Acid

10. Only found in the Nucleus, can not leave
DNA
RNA
Both
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[MC Any]
[MC All]

11. Answer A
DNA is not allowed to leave the nucleus, it’s too big to fit through the nuclear pours. RNA’s job is to leave the nucleus.

12. Given a DNA strand of TCAGCAATC What are the amino acids
Stop- Arg- Ser
Ser-Arg-Stop
Ser-Ala-Stop
Thr-Arg-Ser
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[MC Any]
[MC All]

13. Answer B
When given DNA as:
TCA GCA ATC
AGU CGU UAG
Ser- Arg- Stop

14. The type of molecule represented at A is synthesized according to a template found in
Dipeptides
amino acids
DNA
RNA
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[MC Any]
[MC All]

15. Answer C
The question is asking what template is used to make mRNA….. DNA is used to make mRNA
mRNA
Amino Acids
tRNA

16. 5' ATCAGCGCTGGC 3' The above sequence of DNA is part of a gene
5' ATCAGCGCTGGC 3' The above sequence of DNA is part of a gene. How many amino acids are coded for by this segment? 4 8 12 20
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[MC Any]
[MC All]

17. Answer A Break it up into groups of 3 ATC- AGC- GCT- GGC
So there are 4 groups of 3 so it will code for 4 amino acids

18. A section of DNA that codes for a protein is a(n) _____.
Chromosome
Codon
Anti-codon
Gene
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[MC Any]
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19. Answer D
Definition of a Gene- segment of DNA that codes for a protein

20. Which cellular function does this model represent?
Replication
Transcription
Translation
Mutation
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[MC Any]
[MC All]

21. Answer C
The picture tells you this is a Ribosome and that there is tRNA and there are amino acids. This process is Translation

22. What is the structure of DNA
single helix
double helix
triple helix
circular
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[MC Any]
[MC All]

23. Answer B

24. Structure B represents a molecule of
transfer RNA
cytoplasmic DNA
ribosomal RNA
nuclear DNA
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25. Answer A
Structure B is in a group of 3 and is carrying structure E which is bonded to D and C (amino acids) so it must be a tRNA. tRNA carry amino acids and match up to mRNA.

26. A base sequence is shown below
A base sequence is shown below. ACAGTGC How would the base sequence be coded on mRNA?
TGTCACG
GUGACAU
UGUCACG
CACUGUA
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[MC Any]
[MC All]

27. Answer C
ACAGTGC
UGUCACG

28. Which of the following have 3 types?
DNA
RNA
Both
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[MC Any]
[MC All]

29. ANSWER B
RNA has 3 types- mRNA, tRNA & rRNA

30. Given a DNA strand of GCAGCGAGC What are the amino acids
Arg- Ala- Ser
Ser-Arg-Stop
Arg-Arg-Ser
Thr-Arg-Ser
[Default]
[MC Any]
[MC All]

31. Answer C
When given DNA as
GCA GCG AGC
CGU CGC UCG
Arg-Arg-Ser

32. Has the Nitrogen base U
DNA
RNA
Both
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[MC Any]
[MC All]

33. ANSWER B
Roses are red
Violets are blue
DNA has T
RNA has U

34. Takes place in the nucleus of the cell
replication
transcription
Translation
Both A and B
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[MC Any]
[MC All]

35. Answer D
Both replication and transcription take place in the nucleus because you are using DNA and DNA is not allowed out of the nucleus

36. In a eukaryotic cell, which of the following processes directly involves DNA?
translation
cellular respiration
active transport of ions
replication of chromosomes
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[MC Any]
[MC All]

37. Answer D That’s the only answer that uses DNA
Translation is in the ribosome with mRNA & tRNA
Cellular Respiration is making ATP in the mitochondria
Active transport is how you get things into the cell when going low to high concentration

38. A set of 3 nucleotides of mRNA is
Gene
Chromosome
Codon
Anti-codon
[Default]
[MC Any]
[MC All]

39. Answer C
Def of codon is a set of 3 nucleotides found on mRNA or DNA

40. In eukaryotic cells, the process indicated by arrow B occurs in the —
cytoplasm
ribosome
nucleus
cell membrane
[Default]
[MC Any]
[MC All]

41. Answer B
In process b you are taking mRNA and turning it into a protein and ribosomes is where proteins are made

42. One similarity between DNA and messenger RNA molecules is that they both contain
the same sugar
genetic codes based on sequences of bases
a nitrogenous base known as uracil
double-stranded polymers
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[MC Any]
[MC All]

43. Answer B DNA has sugar Deoxyribose and RNA has Ribose
DNA has T and RNA has U
DNA is double stranded and RNA is single stranded

44. Goes through the process of Transcription
DNA
RNA
Both
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[MC Any]
[MC All]

45. Answer C
During transcription you copy DNA into RNA

46. What amino acids would this codon AUGGGGAAA code for?
Tyr-Pro-Phe
Tyr-Gly-Lys
Met-Gly-Lys
Met-Arg-Ser
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[MC Any]
[MC All]

47. Answer C codon AUG-GGG-AAA
This has already been transcribed into mRNA so just look it up

48. Molecules C, D, and E will combine to form part of
RNA
a polysaccharide
DNA
a polypeptide
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[MC Any]
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49. Answer D
Those 3 things are amino acids and they will form polypeptide bonds to make a protein

50. In eukaryotic cells, the process indicated by arrow A is called—
Replication
Transcription
Translation
Photosynthesis
[Default]
[MC Any]
[MC All]

51. Answer B
Transcription is the process where DNA is copied into mRNA

52. A goes with T replication transcription translation [Default] [MC Any]
[MC All]

53. Answer A
Transcription and translation make & use RNA. RNA has A with U NOT T

54.  How many codons are located on the messenger RNA molecule in the diagram?1 3 6 9
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[MC Any]
[MC All]

55. Answer B
Put them into groups of 3

56. Match the process to the statement: some statements may have more than one answer Complementary RNA bases are paired with DNA bases
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[MC Any]
[MC All]
replication
transcription
translation

57. Answer b

58. A set of 3 nucleotides of tRNA is
Gene
Chromosome
Codon
Anti-codon
[Default]
[MC Any]
[MC All]

59. Answer d

60. Which of the following features of DNA is most important in determining what the organism looks like?
the direction of the helical twist
the number of deoxyribose sugars
the sequence of nitrogenous bases
the strength of the hydrogen bonds
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[MC Any]
[MC All]

61. Answer C
the sequence of nitrogenous bases is the order of the ATCG’s. That’s what tells us apart from someone else.

62. A base sequence is shown. ACAGTGC
A base sequence is shown ACAGTGC How would the base sequence be on the complementary strand?
UGUCACG
TGTCACG
UGTCAGC
TGUCACG
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[MC Any]
[MC All]

63. Answer B
It’s asking for the other side of DNA
ACAGTGC
TGTCACG